Ascientist is testing various food items for the presence of proteins which item below should the scientist use for the control group

World class speed skaters can skate a 3,000-m course in about 4 minutes. what is their average speed for this course. a. 12.5m/s b. 1.33m/s c. 13.3m/s d. 1.25m/s

If animal agriculture was eliminated, how much grain would become available for human consumption?

_tissues respond quickly to outside stimuli a) epithelia b)nervous c)muscular d)muscular and nervous